@font-face {
    font-family: breaking-bad;/*, sans-serif;*/
    src: url(/fonts/breaking_bad.woff);
}

section {
    position: relative;
    display: flex;
    background: linear-gradient(135deg, #695900, #375521, #000000 90%);
    overflow: hidden;
}

error {
    display: block;
    width: fit-content;
    margin: auto;
}

error div {
    position: relative;
    display: block;
    color: #ffedc4;
    font-size: 8em;
    font-family: breaking-bad;
    z-index: 1;
}

tile {
    position: relative;
    display: inline-block;
    width: 1.8em;
    height: 1.8em;
    line-height: 1.8em;
    color: #ffffff;
    text-align: center;
    font-family: sans-serif;
    font-weight: 700;
    background: linear-gradient(-45deg, #004600, #378F00);
    border: solid 5px #ffffff;
    margin-right: 10px;
}

tile:after {
    position: absolute;
    top: 0.8em;
    right: 0.4em;
    display: block;
    content: attr(num);
    line-height: 0.2em;
    font-size: 0.2em;
}


smoke {
    position: absolute;
    display: block;
    top: 0px;
    left: 0px;
    height: 100vh;
    opacity: 0.25;
}

smoke img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: blur(5px);
    transform-origin: 50% 50%;
}

smoke[type='1'] {
    animation: smoke1 6s linear infinite;
    animation-delay: 0.4s;
}

smoke[type='2'] {
    animation: smoke2 6s linear infinite;
    animation-delay: 1.5s;
}

smoke[type='3'] {
    animation: smoke3 8s linear infinite;
    animation-delay: 2.5s;
}

@keyframes smoke1 {
    0% {
        filter: blur(0px);
        transform: translateY(0px) scale(-1, 1);
        opacity: 0;
    }

    25% {
        filter: blur(3px);
        transform: translateY(-10px) scale(-1, 1.05);
        opacity: 0.25;
    }

    50% {
        filter: blur(5px);
        transform: translateY(-20px) scale(-1, 1.1);
        opacity: 0.4;
    }

    75% {
        filter: blur(5px);
        transform: translateY(-30px) scale(-1, 1.15);
        opacity: 0.25;
    }

    100% {
        filter: blur(7px);
        transform: translateY(-40px) scale(-1, 1.2);
        opacity: 0;
    }
}

@keyframes smoke2 {
    0% {
        filter: blur(0px);
        transform: translateY(0px) scale(1);
        opacity: 0;
    }

    25% {
        filter: blur(3px);
        transform: translateY(-10px) scale(1.05);
        opacity: 0.25;
    }

    50% {
        filter: blur(5px);
        transform: translateY(-20px) scale(1.1);
        opacity: 0.4;
    }

    75% {
        filter: blur(5px);
        transform: translateY(-30px) scale(1.15);
        opacity: 0.25;
    }

    100% {
        filter: blur(7px);
        transform: translateY(-40px) scale(1.2);
        opacity: 0;
    }
}

@keyframes smoke3 {
    0% {
        filter: blur(0px);
        transform: translateY(0px) scale(1);
        opacity: 0;
    }

    25% {
        filter: blur(3px);
        transform: translateY(-20px) scale(1.05);
        opacity: 0.25;
    }

    50% {
        filter: blur(5px);
        transform: translateY(-40px) scale(1.1);
        opacity: 0.5;
    }

    75% {
        filter: blur(5px);
        transform: translateY(-60px) scale(1.15);
        opacity: 0.25;
    }

    100% {
        filter: blur(7px);
        transform: translateY(-80px) scale(1.2);
        opacity: 0;
    }
}